Text tools

Remove Duplicate Lines

Remove duplicate lines while keeping the first occurrence.

Updated: 2026-10-03

How to use

  1. Enter the values or text.
  2. Choose an option if available.
  3. Press Calculate and copy the result.

Frequently asked questions

Is it free?

Yes, no registration is required.

Does it work on mobile?

Yes, it is designed mobile-first.

Where is my input processed?

In your browser whenever technically possible.